Finding the Fourth Proportional to 2,742,728.10, 4,097,412.50 and 1,775,302.26
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Solution
The fourth proportional to 2,742,728.10, 4,097,412.50 and 1,775,302.26 is: 2,652,157.05
Step by Step Solution
- Step 1: Write the proportion equation
2,742,728.10 : 4,097,412.50 = 1,775,302.26 : x - Step 2: Convert to fraction form
2,742,728.10/4,097,412.50 = 1,775,302.26/x - Step 3: Cross multiply
2,742,728.10x = 4,097,412.50 × 1,775,302.26 - Step 4: Simplify right side
2,742,728.10x = 7,274,145,671,402.25 - Step 5: Solve for x
x = 7,274,145,671,402.25/2,742,728.10 - Step 6: Final answer
x = 2,652,157.05
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.